Major battle between invading Turks under sultan Murad I and Lazar's Serbian-led Christian army. Technically a draw, as both forces retreat and both commanders killed. Lazar's widow Milica becomes regent for young son Stefan.

Patriarch Jefrem, elected Patriarch for the second time (1389) Hungarians under Sigismund raid Serbia from the north (1389). Decline of Bosnian state after Tvrtko's death (1391). Turks take Skoplje, former Serbian capital (1392).Nobleman Vuk Brankovic (1371-1397), Lazar's son-in-law, retains southern Serbian possessions as Turkish vassal (1392). Turks take Skadar (1393).